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Descriptionè¯è¯ï¼è¯æ为èªç¶é»ç³ ã |
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Shape and Cutå½¢ç¶å车工ï¼æé»ç³çåå²å½¢ç¶ã |
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Weightééï¼è¯¥é»ç³ä¹ééï¼åä½ä¸ºå
æ/å¡ (Carat)ã |
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Measurements尺寸ï¼æ该ä¹é»ç³çåå¨çæ大ç´å¾ãæå°ç´å¾ä¸å
¨æ·± (å³é«åº¦) ç尺寸ã |
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Clarity Gradeå度ï¼é»ç³çå度ä¼å åºå
å«ç©åå
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é¨ççµç大å°ãæ°éãé¢è²ãä½ç½®åç¹æ§çå为å
个ç级 (FL, IF, VVS, VS, SI, I)ã |
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Color Gradeé¢è²ï¼æé»ç³ç天ç¶è²æ³½ï¼è¢«å为å¤ä¸ªç级ï¼æé«ä¸ºDï¼å
¶æ¬¡ä¸ºE, F,â¦., Zãææ¥è¿å®å
¨æ è²ï¼ä»·å¼ä¾¿æé«ã彩è²é»ç³ä¼å¦æè¯çº§æ åã |
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Fluorescenceè§å
ååºï¼æå½æäºé»ç³è¢«æ¾å¨ç´«å¤çº¿ä¸ä¼ååºä¸äºè²å½© (é常æ¯èè²)ãä¾å
¶å¼ºå¼±åNONE (没æ)ãFAINT (微弱)ãMEDIUM (ä¸åº¦)ãSTRONG (强ç)åVERY STRONG (å¾å¼º) äºçº§ã |
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PolishãSymmetryãProportion磨工ã对称ãæ¯ä¾ï¼æé»ç³è½¦å·¥ç好åãåExcellent (ä¼è¯)ãVery Good (å¾å¥½)ãGood (好)ãFair (å°å¯) åPoor (ä¸è¯)äºçº§ã |
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Table DiameterãCrown HeightãPavilion Depthå°é¢ç´å¾ãå é¨é«åº¦ãäºé¨æ·±åº¦ï¼åæ 该é»ç³è½¦å·¥æ¯ä¾ç好å并ä¼äºProportionä¸é¡¹ç»äºè¯ä»·ã |
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Culet Sizeå°åºå¤§å°ï¼æé»ç³å°åºé¢ç大å°ï¼ä»¥Pointed (å³æ²¡æå°åºé¢) è³ä¸åº¦ (Medium)为佳ã |
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Girdle Thicknessè
°å´å度ï¼æé»ç³æéçé¨ä»½ï¼æ¯åå¼é»ç³å é¨åäºé¨ç交çã以Thin to Slightly Thick为佳ã |
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Plot of Internal and External Inclusionsé»ç³å
å«ç©å¾ç»ï¼é»ç³æ£é¢ååºé¨åé¢å¾ï¼æ 记该é»ç³ä¹è¡¨é¢åå
é¨ç¹å¾ç大å°åä½ç½®ã |
